jpeg2pdf is a free program that converts a directory of JPEG files to a PDF file.

A PDF parser for the Joint Service Transcript (JST), a standardized service transcript for Army, Marine Corps, Navy, and Coast Guard personnel. (https://jst.doded.mil/faq.html) Returns accumulated skills, military experience, and education as...

Generates docummentation in pdf format using simple DSL

Taking a 12-tone row generated from user input, Webern will create the full matrix based upon this row, and then output all 48 possible rows created by that matrix out to a .pdf file using the LilyPond notational language.

Generate sets of labels or stickers programmatically using Prawn PDF.

create pdf labels sheet defining template and label start point

PrinceXML is a PDF generator that takes html,css input. This gem is a simple wrapper for use with ruby apps

Generats png images of progress bars, useful for web pages or use in pdf files.

Generate PDF/HTML from articles posted on qiita.com. Uses wkhtmltopdf on the back-end which renders HTML using Webkit.

Maruku is a Markdown interpreter in Ruby. It features native export to HTML and PDF (via Latex). The output is really beautiful!

Create chart in PDF

Converts GitHub Flavored Markdown to awesome looking PDFs! Featuring: Syntax Highlighting, Custom CSS, Covers, Table of Contents and more

download map from map.sogou.com and turn into pdf

A super easy way to fill out a PDF form from a Rails application.

Docsplit-ng is a command-line utility and Ruby library for splitting apart documents into their component parts: searchable UTF-8 plain text, page images or thumbnails in any format, PDFs, single pages, and document metadata (title, author, number of pages...)

Similatron reports similarities between images, PDFs, or plain text files.It's particularly useful for tests for image generating functionalities

Convert PDB (Palm Database) Ebook to PDF format. Specially handle document from haodoo.net.

Markdown to PDF and HTML conversion tool. Useful for building presentations and other documents.

A markdown to HTML & PDF converter, with simple ERB & HAML templating and CSS styling.

purepdf is a complete pdf library for actionscript. Package with font support.